package mapper;

import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Select;
import pojo.User;

public interface UserMapper {
    @Select("select * from t_user where username = #{username}")
    User selectByUsername(String username);

    @Insert("insert into t_user value(null,#{username},#{password})")
    int add(User user);
}
